Green Beans With Raspberry Vinegar - cooking recipe

Ingredients

1 lb green beans, trimmed, cut into 3-inch pieces
1 1/2 tablespoons unsalted butter
1/2 cup small onion, thinly sliced, separated into rings
2 tablespoons raspberry vinegar
1/4 teaspoon pepper

Preparation

In a steamer, cook beans for about 10 minutes or until crisp-tender, then run under cold water to stop further cooking. Set the beans aside.
When ready to serve, melt butter in a small saucepan.
Add onion rings, then cover the saucepan tightly & cook over very low heat for about 5 minutes or until onions are tender & translucent.
Stir in the vinegar & pepper, then add beans & cook over medium heat, stirring, until beans are hot & well coated with the sauce.